import 'package:flutter/material.dart';

class CartController extends StatefulWidget {
  const CartController({Key? key}) : super(key: key);

  @override
  _CartControllerState createState() => _CartControllerState();
}

class _CartControllerState extends State<CartController> {
  @override
  Widget build(BuildContext context) {
    return Text("我是购物车组件");
  }
}
